Having tried to identify one little creature I photographed last weekend in Cornwalls (south Coast), I assume I may have come across the Turritopsis dohrnii. This specific breed of jellyfish has developed a way to live forever by morphing back to its infant stage after reproducing, thus recreating its own lifespan.

Below you can see one:

To view more images from my freediving in Cornwall and some images I have taken during a AIDA** certification course with Freedive UK, please click here